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70-513 · Question #206

You are developing an application to update a users social status. You need to consume the service using Windows Communication Foundation (WCF). The client configuration is as follows…

The correct answer is A. Using factory As WebChannelFactory(Of ISocialStatus) =. See the full explanation below for the reasoning.

Question

You are developing an application to update a users social status. You need to consume the service using Windows Communication Foundation (WCF). The client configuration is as follows. <system.serviceModel> <bindings> <webHttpBinding> <binding name="SocialConfig"> <security mode="TransportCredentialOnly"> <transport clientCredentialType="Basic" realm="Social API" /> </security> </binding> </webHttpBinding> </bindings> <client> binding="webHttpBinding" bindingConfiguration="SocialConfig" ontract="ISocialStatus" name="SocialClient" /> </client> </system.serviceModel> The service contract is defined as follows. <ServiceContract()> Public Interface ISocialStatus <OperationContract()> <WebInvoke(UriTemplate:="/statuses/update.xml?status={text}")> Sub UpdateStatus(ByVal text As String) End Interface Which code segment should you use to update the social status?

Options

  • AUsing factory As WebChannelFactory(Of ISocialStatus) =
  • BUsing factory As ChannelFactory(Of ISocialStatus) =
  • CUsing factory As ChannelFactory(Of ISocialStatus) =
  • DUsing factory As WebChannelFactory(Of ISocialStatus) =

How the community answered

(29 responses)
  • A
    76% (22)
  • B
    14% (4)
  • C
    3% (1)
  • D
    7% (2)

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